PCs and TVs, smart plugs and security cameras, headphones and speakers, and much more, these Black Friday discounts go deep.

We found dozens of electronics that we've tested ourselves on sale for Black Friday -- and all are less than $50 each.

At 45% off, this smart lamp transforms any room into a showpiece with colors and music—now at its lowest price ever.

The very good Reolink Battery Doorbell is 30 percent off, down to $101.99, at Amazon. This wired or battery-powered buzzer ...

From tiny JBL speakers to Roku streaming sticks, we've already found some amazing Black Friday deals for under fifty bucks.